The maintenance cycle of UCS 3.1 will end on 31st May 2014. Customers still on UCS 3.1 are encouraged to upgrade to UCS 3.2. With UCS 3.2, customers get amoung others a further optimized UCS management system, distinct performance improvements for Windows file shares and the Linux Kernel in Version 3.10.
Notes about the update can be found in the Release Notes. Please contact your Univention partner or Univention for any questions.
Customers, which still need maintenance for UCS 3.1 beyond 31st May 2014, may contact the Univention Sales team for an individual agreement.
An overview of the maintenance cycle of UCS can be found in the Univention Wiki in the article "Maintenance Cycle for UCS".